%0 Journal Article %A Robert F. Bailey %A Daniel R. Hawtin %T On the 486-vertex distance-regular graphs of Koolen-Riebeek and Soicher %J The electronic journal of combinatorics %D 2020 %V 27 %N 3 %U http://geodesic.mathdoc.fr/articles/10.37236/8954/ %R 10.37236/8954 %F 10_37236_8954